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// Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/other_tools/just_mr/utils.hpp"
#include "src/buildtool/logging/log_level.hpp"
#include "src/buildtool/logging/logger.hpp"
namespace JustMR::Utils {
auto ResolveRepo(ExpressionPtr const& repo_desc,
ExpressionPtr const& repos,
gsl::not_null<std::unordered_set<std::string>*> const& seen)
-> std::optional<ExpressionPtr> {
if (not repo_desc->IsString()) {
return repo_desc;
}
auto desc_str = repo_desc->String();
if (seen->contains(desc_str)) {
// cyclic dependency
return std::nullopt;
}
[[maybe_unused]] auto insert_res = seen->insert(desc_str);
auto const& new_repo_desc = repos[desc_str];
if (not new_repo_desc->IsMap()) {
Logger::Log(LogLevel::Error,
"Config: While resolving dependencies:\nDescription of "
"repository {} is not a map",
desc_str);
return std::nullopt;
}
if (not new_repo_desc->At("repository")) {
Logger::Log(LogLevel::Error,
"Config: While resolving dependencies:\nKey \"repository\" "
"missing for repository {}",
desc_str);
return std::nullopt;
}
return ResolveRepo(new_repo_desc->At("repository")->get(), repos, seen);
}
auto ResolveRepo(ExpressionPtr const& repo_desc,
ExpressionPtr const& repos) noexcept
-> std::optional<ExpressionPtr> {
std::unordered_set<std::string> seen = {};
try {
return ResolveRepo(repo_desc, repos, &seen);
} catch (std::exception const& e) {
Logger::Log(LogLevel::Error,
"Config: While resolving dependencies:\n{}",
e.what());
return std::nullopt;
}
}
} // namespace JustMR::Utils
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